.header .nav ul li{
	width: 95px;
}
.header ul > li {
	display: inline;
	padding-bottom: 10px;
}
.header ul > li:active{
	color: red;
}


body{
	overflow-x:hidden;
}

.bg_c .banner .banner_prev{
	left: 550px;
}
.bg_c .banner .banner_next{
	right: 520px;
	
}
.bg_c .banner .banner_prev,
.bg_c .banner .banner_next{
	top: 70%;
	opacity: .4;
	color: #000;
	background: #f0f0f0;
	border: 1px solid #000000;
}




/* header*/
.maxw{
	max-width: 1920px;
	margin: 0 auto;
}
.header{
	height: auto;
}
.header .nav{
	margin-top: 0;
}
.banner .hd ul li.on{
	background-color: #e8390e;
}

.banner .hd ul li{
	background-color: #2a343d;
}
.hot_key ul li a{
	margin-top: -5px;
}
.header .main{
	margin: 0 auto;
}
.header .main .clearfix h1{
	width: 210px;
	height: 40px;
	background-image: url(../images/icon.jpg);
	background-repeat: no-repeat;
	background-size: 100% 100%;
	margin-top: 15px;
	display: inline-block;
}
.header .main .clearfix .hot_key{
	width: 833px;
	display: inline-block;
	border-bottom: 0px;
}
.hot_key ul li a:hover{
	text-decoration: none;
}
.header .main .clearfix .hot_key ul{
	float: left;
}
.header .main .clearfix .search_box{
	display: inline-block;
	height: 20px;
	width: 20px;
	margin-top: 10px;
	float: right;
	background-image: url(../images/search.png);
	background-repeat: no-repeat;
	cursor: pointer;
}

.header .main .clearfix .search_box:active{
	margin: 11px 0 0px;
}



.header .main .clearfix .form_box{
	display: none;
	text-align: center;
	height: 30px;
	width: 225px;
	position: relative;
	float: right;
	z-index: 5;
	background-color: rgba(0,0,0,.4);
	overflow: auto;
    border-radius: 15px;
}




.header .main .clearfix .form_box .search_box2{
    border-radius: 10px 0 0 10px;
	background-color: #fff;
	border: 0px;
	height: 20px;
	vertical-align: bottom;
	margin-top: 5px;
	/* z-index: 5; */
}
.header .main .clearfix .form_box button{
    border-radius: 0 10px 10px 0;
	margin-top: 5px;
	vertical-align: bottom;
	background-color: #fff;
	border: 0px;
	height: 20px;
	padding: 0;
    width: 40px;
	/* z-index: 5; */
}
/* 简介style */
.bg_c{
	position: relative;
	/* height: 587px; */
}
.bg_i{
	/* 2a343d */
	background:  url(../images/intro.png) no-repeat;
	background-size: 100% 100%;
	max-width: 1920px;
	height: 565px;
	color: #FFFFFF;
	margin: 0 auto;
	text-align: center;
}

.bg_c:nth-of-type(3)> .referral,
.bg_c:nth-of-type(5)> .referral{
	position: absolute;
	top:0px;
	left: 0;
	right: 0;
}

.bg_c>.referral>div:last-child div{
	background-color: #fff;
	border: none;
	color: white;
	width: 120px;
	margin-top: 77.5px;
	line-height: 34px;
	text-align: center;
	text-decoration: none;
	display: inline-block;
	font-size: 16px;
	color: #000000;
	border-left: 4px solid #e8390e;
	cursor: pointer;
}
.bg_c>.referral>div:last-child div:hover{
	background-color: #999;
	color: #fff;
}


.bg_c:nth-child(odd) > .referral>div:nth-child(1){
	color: #fff;
}
.bg_c:nth-child(even) > .referral>div:nth-child(1),
body > .bg_c > .referral > #fin{
	color: #2a343d;
}





/* 产品推荐轮播图 */
.bg_c.clearfix > .swiper{
    max-width: 1920px;
    margin: 0 auto;
    overflow: hidden;
}

.swiper-container{
	max-width: 1920px;
}
.swiper-wrapper  .cet{
	text-align: center;
	padding: 15px;
}

.btn_group{
	margin: 50px 0 100px;
	text-align: center;
	text-decoration: center;
	cursor: pointer;
}

.btn_group > div{
	display: inline-block;
	text-align: center;
	padding: 10px 0;
	background-color: #F0F0F0;
	border: 1px solid #000000;
	width: 125px;
}
.btn_group > div:hover{
	background-color: #999;
	color: #fff;
}
.bg_c>.referral>div:nth-child(3)~div{
	font-size: 15px;
	line-height: 36px;
	color: #fff;
}

.repro > .item,
.bg_c > .referral{
	text-align: center;
	text-decoration: center;
}


/* 内容前三行的重复样式 */
.bg_c > .referral>div:nth-child(1){
	padding-top: 50px;
	font-size: 25px;
	line-height: 25px;
}

.bg_c >  .referral>div:nth-child(2){
	text-transform: uppercase;
	padding-top: 15px;
	font-size: 20px;
	line-height: 20px;
	color: #E8390E;
}

.bg_c >  .referral>div:nth-child(3){
	color: #B5B5B5;
	font-size: 15px;
	line-height: 15px;
	margin: 20px 25px 41.5px 25px;
}

.bg_c >  .referral>div:nth-child(4){
	/* padding-top: 7.5px; */
}


/* 产品特点 */
.bg_c > .trait_i{
	height: 815px;
	max-width: 1920px;
	margin: 0 auto;
	background-size: 100% 100%;
	background-position: 0 bottom;
	background-image:  url(../images/black-building.png);
	background-repeat: no-repeat;
}


.bg_c .tra_ctext{
	box-shadow: 1.286px 1.532px 40px 0px rgb( 0, 0, 0 );
	position: absolute;
	top: 190px;	
	width: 1200px;
	height: 560px;
	left: 50%;
	margin: 0px 0 0 -600px;
}
.tra_ctext .tedian{
	box-sizing: border-box;
	width: 50%;
	float: left;
	padding: 50px 0 0 22px;
}
.tra_ctext .tedian .tu{
	float: left;
	width: 20px;
	height: 20px;
	margin: 4px 14px 0 0;
}
.tra_ctext .tedian .tu1{
	background: url(../images/lticon_03.png) center/100% 100% no-repeat;
}
.tra_ctext .tedian .tu2{
	
	background: url(../images/lticon_05.png) center/100% 100% no-repeat;
}
.tra_ctext .tedian .tu3{
	background: url(../images/lticon_10.png) center/100% 100% no-repeat;
}
.tra_ctext .tedian .tu4{
	background: url(../images/lticon_11.png) center/100% 100% no-repeat;
}
.tra_ctext .tedian .tu5{
	background: url(../images/lticon_14.png) center/100% 100% no-repeat;
}
.tra_ctext .tedian .tu6{
	background: url(../images/lticon_15.png) center/100% 100% no-repeat;
}
.tra_ctext .tedian .tu7{
	background: url(../images/lticon_18.png) center/100% 100% no-repeat;
}
.tra_ctext .tedian .tu8{
	background: url(../images/lticon_19.png) center/100% 100% no-repeat;
}
.tra_ctext .tedian .font{
	float: left;
}
.tra_ctext .tedian .font div:nth-of-type(1){
	color: #e8390e;
	font-weight: 700;
	font-size: 20px;
	line-height: 20px;
	margin-bottom: 8.5px;
}
.tra_ctext .tedian .font div:nth-of-type(2){
	color: #ffffff;
	font-size: 15px;
	line-height: 26px;
	max-width: 465px;
}



.pro_type ul li:nth-child(1){
	background: rgba(0,0,0,0);
}



/* 工程案例 */
.case{
    margin: 0 auto;
	max-width: 1920px;
	height: 620px;
	overflow: hidden;
}
.case img{
	height: 620px;
	max-width: 1920px;
}
.swiper-container3{
	position: relative;
}
.case .swiper-container3 .main{
	position: absolute;
	left: 0;
	right: 0;
	z-index: 3;
	top: 25px;
}




.case1{
	background-image: url(../images/case_01.png);
	background-repeat: no-repeat;
	background-size: 100% 100%;
	background-position: center;
	max-width: 1920px;
	height: 620px;
	margin: 0 auto;
    width: 7680px;
}
.case2{
	background-image: url(../images/case_02.png);
	background-repeat: no-repeat;
	background-size: 100% 100%;
	background-position: center;
	max-width: 1920px;
	margin: 0 auto;
	height: 620px;
}
.case3{
	background-image: url(../images/case_01.png);
	background-repeat: no-repeat;
	background-size: 100% 100%;
	background-position: center;
	max-width: 1920px;
	margin: 0 auto;
	height: 620px;
}
.case4{
	background-image: url(../images/case_02.png);
	background-repeat: no-repeat;
	background-size: 100% 100%;
	background-position: center;
	max-width: 1920px;
	margin: 0 auto;
	height: 620px;
}

.bg_c.clearfix .cantain{
	margin: 75px 0 0 65px;
	
}
.bg_c.clearfix .cantain .content{
	display: none;
}

.bg_c.clearfix .cantain .content.active1{
	display: block;
}

.bg_c.clearfix .cantain .title{
	font-weight: 800;
	text-shadow: #000000 0px 1px 7px;
	color: #FFFFFF;
	font-size: 70px;
	line-height: 70px;
	text-transform: uppercase;
}
.case .swiper-container3 .main .pro_type.t1 {
    background-color: rgba(42,52,61,0.8);
}
.case .swiper-container3 .main .pro_type.t1 ul li {
	color: #fff;
}
.case .swiper-container3 .main .pro_type ul li.on a,
.case .swiper-container3 .main .pro_type ul li a:hover{
	color: #fb2525;
}

.bg_c.clearfix .cantain .text{
	color: #FFFFFF;
	font-size: 40px;
	line-height: 40px;
	margin: 30px 0 30px;
}
.bg_c.clearfix .cantain .content div:last-of-type{
	color: #FFFFFF;
	font-size: 16px;
	line-height: 16px;
	text-decoration: underline;
	font-style: italic;
}

/* 新闻中心 */
.news{
	background-color: #f0f0f0;
	max-width: 1920px;
	margin: 0 auto;
	padding: 0px 0 50px;
}
.page1 .bl{
	width: 40%;
}
.page1 .bl .pg_pic{
	width: 100%;
	height: 300px;
	background-image: url(../images/new01.png);
	background-repeat: no-repeat;
	background-size: 100% 100%;
	display: inline-block;
}

.page1 .br{
	position: relative;
	width: 55%;
	
}
.page1 .br .border{
	position: absolute;
	box-sizing: border-box;
	display: inline-block;
	margin: 30px 20px;
}

.page1 .br h3{
	font-size: 19px;
}

.page1 .br .time{
	padding: 20px 0;
	color: red;
}
.page1 .br p{
	color: #666666;
	font-size: 15px;
}

.toggle {
    position: absolute;
    bottom: 80px;
    left: 800px;
	 width: 500px;
}
	
.toggle .btn{
	display: inline;
}

.news > .main{
	overflow: hidden;
}




/* footer */
.footer{
	background-color: #FFFFFF;
	color: #000000;
}
.footer_box{
	padding-top: 30px;
}
.footer_box .footer_text{
	max-width: 397px;
}
.footer .main .footer_box .footer_text{
	margin-top: 20px;
	width: 400px;
}
.footer .main .footer_box .wxqr{
	width: auto;
}
.footer .main .footer_box .nav{
	display: inline-block;
	width: 700px;
	color: #666666;
}
.footer .main .footer_box .nav > div{
	display: block;
	box-sizing: border-box;
	font-size: 15px;
	line-height: 45px;
	width: 50%;
	float: left;
}
.footer_box .wxqr .qr{
	width: 103px;
	height: 103px;
}



.swiper-container2 .swiper-button-next,.swiper-container2  .swiper-button-prev{
	top: 80%;
}
.swiper-container2 .swiper-button-prev{
	background-image: url(../images/lticon_23.png);
	height: 47px;
	width: 47px;
	background-size: 100% 100%;
	left: 47%;
}
.swiper-container2 .swiper-button-next{
	background-image: url(../images/lticon_25.png);
	height: 47px;
	width: 47px;
	background-size: 100% 100%;
	left: 50%;
}

.swiper-container-horizontal>.swiper-pagination-bullets, .swiper-pagination-custom, .swiper-pagination-fraction{
	width: auto;
	bottom: 90px;
	left: 54%;
}
